Research Article
Growth and Characterization of Benzimidazolium Salicylate: NLO Property from a Centrosymmetric Crystal
Table 2
The wavenumber and the assignment of vibration of BSL.
| | Wavenumber (cmā1) | Assignment of vibration |
| | 3339 | O-H asymmetric stretching vibration | | 3082, 2988 | Aromatic C-H stretching vibration | | 1620 | C=O vibration of Salicylate | | 1592, 1478, 1451, and 1380 | Aromatic C=C stretching vibration | | 1244 | C-O stretching vibration | | 1139 | C-H inplane bending vibration | | 1029, 932 | C-N stretching vibration | | 766 | C-H out of plane bending |
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